Front cover image for Welch's Improved American arithmetic : adapted to the currency of the United States : to which is added a concise treatise on the mensuration of planes and solids

Welch's Improved American arithmetic : adapted to the currency of the United States : to which is added a concise treatise on the mensuration of planes and solids

Print Book, English, 1841, ©1834
Sanborn, Sherborne & Co., Portland, Me., 1841, ©1834
Early works
xxii, [5]-218 pages : illustrations ; 18 cm
17185504
On cover: 1842